Hidden behind the imposing scaffolding of the Vatican’s Belvedere Courtyard lies the enigmatic ’House of God’ puzzle box-a mysterious relic that challenges even the keenest adventurers in Indiana Jones and the Great Circle. Unlocking its secrets requires more than just wit; it demands stealth, exploration, and a careful sequence of moves that reveal hidden compartments and ancient treasures. Ready your whip and prepare to dive into this captivating Vatican mystery that rewards you with rare relics and invaluable adventure points.
How to find the ’House of God’ puzzle
To find the ’House of God’ puzzle in Indiana Jones and the Great Circle, head to the Vatican City section, specifically the Belvedere Courtyard. At the southern end of the courtyard, behind a large propaganda stage under construction, climb the scaffolding on the right side. After dealing with a fascist guard, continue climbing to the top balcony and slip through an open window into an ornate hallway. There, you will find the puzzle box featuring a model of the Basilica, which initiates the ’House of God’ mystery when interacted with.

The “House of God” puzzle, formally categorized as a “Mystery” in your journal, is located on a high floor at the south end of the Vatican’s Belvedere Courtyard.
The Blackshirts are building a stage at the end of the courtyard. Head around to the right side, and then sneak behind it. Use your whip to the climb the scaffolding, take a left (and punch the fascist waiting for you), and then climb more scaffolding.

At the top, you can hop through an open window into a hallway. The “House of God” puzzle box will be right ahead of you.
How to solve the ’House of God’ puzzle box
To solve the ’House of God’ puzzle box in Indiana Jones and the Great Circle, first climb the scaffolding behind the large Mussolini poster in the Vatican’s Belvedere Courtyard and enter through the window on the upper floor. On the model of the Basilica, pull the central lever all the way to the right to open a hidden compartment on the left side, where you can take the Relief Medallion. Then, pull the lever all the way to the left to open a compartment on the right side; place the Medallion into the slot there. This action will unlock another compartment on the left containing the Golden Chalice. Finally, place the Golden Chalice in the square on top of the model’s front to reveal the last secret panel with the Vatican Relics Exploration Book, completing the puzzle and rewarding you with a relic map and adventure points.

When you first approach the “House of God” puzzle box, grab the Cleaning Note from the top. This isn’t really a hint – it just says that there are hidden compartments. Reading the note puts the “House of God” mystery in your journal.

Look at the front of the puzzle box and interact with the lever. Slide it all the way to the right and you’ll hear a clunk.

This opens a door on the left side. Inside, you’ll find a Relief Medallion. Pick it up and then interact with the lever again. Slide the lever all the way to the left for another clunk.

This opens a panel on the right side. Inside, there’s a Relief Medallion-shaped hole. Place the medallion. When you hear another clunk, a panel opens back over on the left side. Head over and grab the Golden Chalice.

Place the chalice in the square on top of the puzzle box in front of the model. This opens the final secret panel and reveals the Vatican Relics Exploration Book. This map guide adds the location of a relic to your map.
For more Indiana Jones and the Great Circle guides, here’s a running list of safe codes. We also have solutions for many puzzles in the Vatican, including the Belvedere Courtyard, Sacred Wounds, Fountain of Confession, “Secret of Secrets,” “Father and Son,” “A Date to Remember,” “Bulls of Blood,” and “A Free Spirit,” plus guides to Strange Inscription and Vatican Ancient Relic locations.
What secret steps lead to solving the ‘House of God’ puzzle in Indiana Jones
To solve the ‘House of God’ puzzle in Indiana Jones and the Great Circle, follow these secret steps:
-
Locate the Basilica Puzzle Box in the Apostolic Palace, accessible by climbing scaffolding behind the Belvedere Courtyard and entering through the top balcony window.
-
Pick up the Cleaning Note on top of the model to start the mystery.
-
Interact with the lever on the front of the puzzle box:
-
Push the lever all the way to the right to open a compartment on the left side and retrieve the Relief Medallion.
-
Then push the lever all the way to the left to open a compartment on the right side, where you must insert the Relief Medallion into a matching slot.
-
-
This action unlocks another compartment on the left side containing the Golden Chalice. Take it.
-
Place the Golden Chalice in the square on top of the puzzle box in front of the model.
This final step opens a secret panel revealing the Vatican Relics Exploration Book, which marks relic locations on your map and rewards you with 100 Adventure Points.
What is the significance of the Relief Medallion in solving the puzzle
The Relief Medallion is a crucial key item in solving the ‘House of God’ puzzle in Indiana Jones and the Great Circle. After pushing the lever on the Basilica Puzzle box to the right, the left compartment opens, allowing you to retrieve the Relief Medallion. You must then push the lever to the left to open the right compartment and place the Relief Medallion into a matching slot there. This action unlocks another secret compartment on the left side containing the Golden Chalice. Without the Relief Medallion, you cannot progress to obtain the chalice or complete the puzzle, making it essential for advancing the mystery and unlocking the final rewards, including the Vatican Relics Journal.
